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heartbeat.dat

Y2Desktop.HeartbeatPlugin

Yontoo LLC

Part of the Yontoo adware component, a web browser plugin that injects unwanted ads in the browser. The file heartbeat.dat by Yontoo has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat.
Publisher:
Yontoo LLC  (signed and verified)

Product:
Y2Desktop.HeartbeatPlugin

Version:
1.0.0.6

MD5:
5d7025aa6c08bbe739f655c05b1e0630

SHA-1:
77c2c0b27f09651ca300b449bb6361f5117675cc

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Belongs to the Sambreel/Yontoo progam that inserts various forms of advertising in the user's web browser, installed with minimal or no user consent.

Analysis date:
11/23/2024 6:39:22 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
PUP.Yontoo (M)
16.8.27.11

File size:
25.8 KB (26,400 bytes)

Product version:
1.0.0.6

Copyright:
Copyright © Yontoo LLC 2013

Original file name:
Y2Desktop.HeartBeatPlugin.dll

Language:
Language Neutral

Common path:
C:\Documents and Settings\{user}\Application data\yontoo\dat\heartbeat.dat

Digital Signature
Signed by:
Yontoo LLC

Authority:
VeriSign, Inc.

Valid from:
10/23/2012 5:00:00 PM

Valid to:
12/23/2013 3:59:59 PM

Subject:
CN=Yontoo LLC, OU=Digital ID Class 3 - Microsoft Software Validation v2, O=Yontoo LLC, L=Carlsbad, S=California, C=US

Issuer:
CN=VeriSign Class 3 Code Signing 2010 CA, OU=Terms of use at https://www.verisign.com/rpa (c)10, OU=VeriSign Trust Network, O="VeriSign, Inc.", C=US

Serial number:
4A49FB7E6B0BCF398A1ACF39EA80D982

File PE Metadata
Compilation timestamp:
7/28/2013 10:12:23 PM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows Console

Linker version:
11.0

.NET CLR dependent:
Yes

CTPH (ssdeep):
768:Ulgd04nNq24JS6vIrPHqxXFLnnpePzinQ/V:Ulgd0Z24JyrPHqxXFLnpePDd

Entry address:
0x65AE

Entry point:
FF, 25, 00, 20, 00, 10, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 10, 00, 00, 00, 18, 00, 00, 80, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 00, 01, 00, 01, 00, 00, 00, 30, 00...
 
[+]

Entropy:
6.1105

Developed / compiled with:
Microsoft Visual C# / Basic .NET

Code size:
17.5 KB (17,920 bytes)

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